1 /* 2 * Bluewater Systems Snapper 9260 and 9G20 modules 3 * 4 * (C) Copyright 2011 Bluewater Systems 5 * Author: Andre Renaud <andre@bluewatersys.com> 6 * Author: Ryan Mallon <ryan@bluewatersys.com> 7 * 8 * See file CREDITS for list of people who contributed to this 9 * project. 10 * 11 * This program is free software; you can redistribute it and/or 12 * modify it under the terms of the GNU General Public License as 13 * published by the Free Software Foundation; either version 2 of 14 * the License, or (at your option) any later version. 15 * 16 * This program is distributed in the hope that it will be useful, 17 * but WITHOUT ANY WARRANTY; without even the implied warranty of 18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 19 * GNU General Public License for more details. 20 * 21 * You should have received a copy of the GNU General Public License 22 * along with this program; if not, write to the Free Software 23 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, 24 * MA 02111-1307 USA 25 */ 26 27 #ifndef __CONFIG_H 28 #define __CONFIG_H 29 30 /* SoC type is defined in boards.cfg */ 31 #include <asm/hardware.h> 32 #include <asm/sizes.h> 33 34 #define CONFIG_SYS_TEXT_BASE 0x20000000 35 36 /* ARM asynchronous clock */ 37 #define CONFIG_SYS_AT91_MAIN_CLOCK 18432000 /* External Crystal, in Hz */ 38 #define CONFIG_SYS_AT91_SLOW_CLOCK 32768 39 #define CONFIG_SYS_HZ 1000 40 41 /* CPU */ 42 #define CONFIG_ARCH_CPU_INIT 43 #undef CONFIG_USE_IRQ 44 45 #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */ 46 #define CONFIG_SETUP_MEMORY_TAGS 47 #define CONFIG_INITRD_TAG 48 #define CONFIG_SKIP_LOWLEVEL_INIT 49 #define CONFIG_SKIP_RELOCATE_UBOOT 50 #define CONFIG_DISPLAY_CPUINFO 51 #define CONFIG_FIT 52 53 /* SDRAM */ 54 #define CONFIG_NR_DRAM_BANKS 1 55 #define CONFIG_SYS_SDRAM_BASE ATMEL_BASE_CS1 56 #define CONFIG_SYS_SDRAM_SIZE (64 * 1024 * 1024) /* 64MB */ 57 #define CONFIG_SYS_INIT_SP_ADDR (ATMEL_BASE_SRAM1 + 0x1000 - \ 58 GENERATED_GBL_DATA_SIZE) 59 60 /* Mem test settings */ 61 #define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE 62 #define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_SDRAM_BASE + (1024 * 1024)) 63 64 /* NAND Flash */ 65 #define CONFIG_NAND_ATMEL 66 #define CONFIG_SYS_NO_FLASH 67 #define CONFIG_SYS_MAX_NAND_DEVICE 1 68 #define CONFIG_SYS_NAND_BASE ATMEL_BASE_CS3 69 #define CONFIG_SYS_NAND_DBW_8 70 #define CONFIG_SYS_NAND_MASK_ALE (1 << 21) /* AD21 */ 71 #define CONFIG_SYS_NAND_MASK_CLE (1 << 22) /* AD22 */ 72 #define CONFIG_SYS_NAND_ENABLE_PIN AT91_PIN_PC14 73 #define CONFIG_SYS_NAND_READY_PIN AT91_PIN_PC13 74 75 /* Ethernet */ 76 #define CONFIG_MACB 77 #define CONFIG_RMII 78 #define CONFIG_NET_MULTI 79 #define CONFIG_NET_RETRY_COUNT 20 80 #define CONFIG_RESET_PHY_R 81 #define CONFIG_TFTP_PORT 82 #define CONFIG_TFTP_TSIZE 83 84 /* USB */ 85 #define CONFIG_USB_ATMEL 86 #define CONFIG_USB_OHCI_NEW 87 #define CONFIG_DOS_PARTITION 88 #define CONFIG_SYS_USB_OHCI_CPU_INIT 89 #define CONFIG_SYS_USB_OHCI_REGS_BASE ATMEL_UHP_BASE 90 #define CONFIG_SYS_USB_OHCI_SLOT_NAME "at91sam9260" 91 #define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 2 92 #define CONFIG_USB_STORAGE 93 94 /* GPIOs and IO expander */ 95 #define CONFIG_AT91_LEGACY 96 #define CONFIG_ATMEL_LEGACY 97 #define CONFIG_AT91_GPIO 98 #define CONFIG_AT91_GPIO_PULLUP 1 99 #define CONFIG_PCA953X 100 #define CONFIG_SYS_I2C_PCA953X_ADDR 0x28 101 #define CONFIG_SYS_I2C_PCA953X_WIDTH { {0x28, 16} } 102 103 /* UARTs/Serial console */ 104 #define CONFIG_ATMEL_USART 105 #define CONFIG_USART_BASE ATMEL_BASE_DBGU 106 #define CONFIG_USART_ID ATMEL_ID_SYS 107 #define CONFIG_BAUDRATE 115200 108 #define CONFIG_SYS_BAUDRATE_TABLE {115200 , 19200, 38400, 57600, 9600 } 109 #define CONFIG_SYS_PROMPT "Snapper> " 110 111 /* I2C - Bit-bashed */ 112 #define CONFIG_SOFT_I2C 113 #define CONFIG_SYS_I2C_SPEED 100000 114 #define CONFIG_SYS_I2C_SLAVE 0x7F 115 #define CONFIG_SOFT_I2C_READ_REPEATED_START 116 #define CONFIG_I2C_MULTI_BUS 117 #define I2C_INIT do { \ 118 at91_set_gpio_output(AT91_PIN_PA23, 1); \ 119 at91_set_gpio_output(AT91_PIN_PA24, 1); \ 120 at91_set_pio_multi_drive(AT91_PIO_PORTA, 23, 1); \ 121 at91_set_pio_multi_drive(AT91_PIO_PORTA, 24, 1); \ 122 } while (0) 123 #define I2C_SOFT_DECLARATIONS 124 #define I2C_ACTIVE 125 #define I2C_TRISTATE at91_set_gpio_input(AT91_PIN_PA23, 1); 126 #define I2C_READ at91_get_gpio_value(AT91_PIN_PA23); 127 #define I2C_SDA(bit) do { \ 128 if (bit) { \ 129 at91_set_gpio_input(AT91_PIN_PA23, 1); \ 130 } else { \ 131 at91_set_gpio_output(AT91_PIN_PA23, 1); \ 132 at91_set_gpio_value(AT91_PIN_PA23, bit); \ 133 } \ 134 } while (0) 135 #define I2C_SCL(bit) at91_set_pio_value(AT91_PIO_PORTA, 24, bit) 136 #define I2C_DELAY udelay(2) 137 138 /* Boot options */ 139 #define CONFIG_SYS_LOAD_ADDR 0x23000000 140 #define CONFIG_BOOTDELAY 3 141 #define CONFIG_ZERO_BOOTDELAY_CHECK 142 143 #define CONFIG_BOOTP_BOOTFILESIZE 144 #define CONFIG_BOOTP_BOOTPATH 145 #define CONFIG_BOOTP_GATEWAY 146 #define CONFIG_BOOTP_HOSTNAME 147 148 /* Environment settings */ 149 #define CONFIG_ENV_IS_IN_NAND 150 #define CONFIG_ENV_OFFSET (512 << 10) 151 #define CONFIG_ENV_SIZE (256 << 10) 152 #define CONFIG_ENV_OVERWRITE 153 #define CONFIG_BOOTARGS "console=ttyS0,115200 ip=any" 154 155 /* Console settings */ 156 #define CONFIG_SYS_CBSIZE 256 157 #define CONFIG_SYS_MAXARGS 16 158 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \ 159 sizeof(CONFIG_SYS_PROMPT) + 16) 160 #define CONFIG_SYS_LONGHELP 161 #define CONFIG_SYS_EXTBDINFO 162 #define CONFIG_CMDLINE_EDITING 163 #define CONFIG_AUTO_COMPLETE 164 #define CONFIG_SYS_HUSH_PARSER 165 #define CONFIG_SYS_PROMPT_HUSH_PS2 "> " 166 167 /* U-Boot memory settings */ 168 #define CONFIG_SYS_MALLOC_LEN (1 << 20) 169 #define CONFIG_STACKSIZE (256 << 10) 170 171 /* Command line configuration */ 172 #include <config_cmd_default.h> 173 #undef CONFIG_CMD_BDI 174 #undef CONFIG_CMD_FPGA 175 #undef CONFIG_CMD_IMI 176 #undef CONFIG_CMD_IMLS 177 #undef CONFIG_CMD_LOADS 178 #undef CONFIG_CMD_SOURCE 179 180 #define CONFIG_CMD_PING 181 #define CONFIG_CMD_DHCP 182 #define CONFIG_CMD_FAT 183 #define CONFIG_CMD_I2C 184 #undef CONFIG_CMD_GPIO 185 #define CONFIG_CMD_USB 186 #define CONFIG_CMD_MII 187 #define CONFIG_CMD_NAND 188 #define CONFIG_CMD_PCA953X 189 #define CONFIG_CMD_PCA953X_INFO 190 191 #endif /* __CONFIG_H */ 192